Editing Diaphanoidea

{{Short description|Superfamily of gastropods}}
{{Automatic Taxobox
| taxon = Diaphanoidea
| subdivision_ranks = Families
| subdivision = See text.
}}

'''Diaphanoidea''' is a [[Taxonomy (biology)|taxonomic]] [[Taxonomic rank|superfamily]] of small [[sea snail]]s, [[marine (ocean)|marine]] [[opisthobranch]] [[gastropod]] [[mollusk]]s or [[micromollusk]]s in the [[Cephalaspidea]], the headshield slugs and bubble snails.

Species in this superfamily have small, flimsy, almost globular shells, known as paper bubble [[gastropod shell]]s.

This superfamily is not monophyletic.<ref>[https://dx.doi.org/10.1016/j.ympev.2015.04.011  Oskars T.R., Bouchet P. & Malaquias M.A. (2015). A new phylogeny of the Cephalaspidea (Gastropoda: Heterobranchia) based on expanded taxon sampling and gene markers. Molecular Phylogenetics and Evolution. 89: 130-150]</ref>

==Distribution==
Species in this superfamily are found in cold seas, such as the Arctic region, [[Antarctica]], [[Australia]], and [[New Zealand]].

==Habitat==
The species occur in the [[littoral|sublittoral]] to [[abyssal]] zones.

==Shell description==
The [[gastropod shell|shell]] is minute, thin, fragile, colorless to translucent, and usually less than 5&nbsp;mm in size. The overall shape is ovate, pear-shaped, and bulbous. There is a sunken [[apex (mollusc)|apex]].

==Families==
Families in the superfamily Diaphanoidea include:
* [[Colinatydidae]] Oskars, Bouchet, and Malaquias, 2015
* [[Cylichnidae]] H. Adams & A. Adams, 1854
* [[Diaphanidae]] Odhner, 1922
* [[Mnestiidae]] Oskars, Bouchet, and Malaquias, 2015
* [[Notodiaphanidae]] [[Johannes Thiele (zoologist)|Thiele]], 1931 (taxon inquirendum)

== References ==
{{reflist}}

== External links ==
{{wikispecies|Diaphanoidea}}
* [http://www.rfbolland.com/okislugs/colpthom.html Photo of ''Colpodaspis thompsoni'']

{{Taxonbar|from=Q5271755}}

[[Category:Euopisthobranchia]]